Submission #938298

# Submission time Handle Problem Language Result Execution time Memory
938298 2024-03-05T04:24:08 Z vjudge1 Sure Bet (CEOI17_sure) C++17
100 / 100
137 ms 3664 KB
#include <bits/stdc++.h>
using namespace std;
//#define int long long
#define pb push_back
const long long INF=1e17,N=2e5+6;
main(){
	int n;cin>>n;
	vector<long double> a(n),b(n);
	for(int i=0;i<n;i++)
		cin>>a[i]>>b[i];
	sort(a.rbegin(),a.rend());
	sort(b.rbegin(),b.rend());
	long double ans=0,A=0,B=0;
	int l=1,r=1;
	A+=a[0],B+=b[0];
	ans=max(ans,min(A-2,B-2));
	while(l<n || r<n){
		if(l<n && r<n){
			if(A<B)
				A+=a[l++];
			else
				B+=b[r++];
		}
		else if(l<n)
			A+=a[l++];
		else
			B+=b[r++];
		ans=max(ans,min(A-l-r,B-l-r));
	}
	cout<<fixed<<setprecision(4)<<ans<<endl;
}
/*
5 1
lkjhg
polir
*/

Compilation message

sure.cpp:6:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
    6 | main(){
      | ^~~~
# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 1 ms 356 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 1 ms 344 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 1 ms 348 KB Output is correct
16 Correct 2 ms 348 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 1 ms 356 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 1 ms 344 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 1 ms 348 KB Output is correct
16 Correct 2 ms 348 KB Output is correct
17 Correct 101 ms 3564 KB Output is correct
18 Correct 102 ms 3420 KB Output is correct
19 Correct 137 ms 3560 KB Output is correct
20 Correct 102 ms 3560 KB Output is correct
21 Correct 118 ms 3420 KB Output is correct
22 Correct 101 ms 3564 KB Output is correct
23 Correct 101 ms 3420 KB Output is correct
24 Correct 106 ms 3420 KB Output is correct
25 Correct 109 ms 3420 KB Output is correct
26 Correct 124 ms 3664 KB Output is correct